Gastrointest Endosc Clin N Am 2022 Jul 11;32(3):477-492. Epub 2022 May 11.
Department of Gastroenterology, Hepatopancreatology, and Digestive Oncology, CUB Hôpital Erasme, Université Libre de Bruxelles, Route de Lennik 808, Brussels 1070, Belgium.
Complex biliary stones may be challenging to remove with standard endoscopic techniques. Factors contributing to complexity include large stone size (≥15 mm), multiple stones, high stone:distal duct ratio, stones above strictures and those in difficult anatomic position. In these cases, additional techniques may be needed, such as endoscopic papillary large balloon dilatation, mechanical lithotripsy, cholangioscopic visually directed lithotripsy, and extracorporeal shockwave lithotripsy. Read More